<?php

namespace App\Http\Requests;

use Illuminate\Foundation\Http\FormRequest;

class StoreTopicRequest extends FormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     *
     * @return bool
     */
    public function authorize()
    {
        return true;
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array<string, mixed>
     */
    public function rules()
    {
        return [
            'title' => ['required','max:150'],
            'content' => ['required','max:2000'],
            'category_id' => ['required','numeric','exists:categories,id'],
        ];
    }

    public function messages()
    {
        return [
            'category_id.exists' => '不存在的帖子类别。咦，有人在搞事情啊？',
            'category_id.numeric' => '分类 不能为空。'
        ];
    }

    public function attributes()
    {
        return [
            'title' => '标题',
            'content' => '内容',
            'category_id' => '分类',
        ];
    }
}
